Find the sample standard deviation and the range

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Reference no: EM132007784

STATISTICS ASSIGNMENT -

Read Chapter 3 and Answer the following chapter review problem:

Problem - Consumer: Radon Gas

"Radon: The Problem No One Wants to Face" is the title of an article appearing in Consumer Reports. Radon is a gas emitted from the ground that can collect in houses and buildings. At certain levels it can cause lung cancer. Radon concentrations are measured in picocuries per liter (pCi/L). A radon level of 4 pCi/L is considered "acceptable." Radon levels in a house vary from week to week. In one house, a sample of 8 weeks had the following readings for radon level (in pCi/L):

1.9

2.8

5.7

4.2

1.9

8.6

3.9

7.2

(a) Find the mean, median, and mode.

(b) Find the sample standard deviation, coefficient of variation, and the range.

Write a one page paper on what these measures actually mean.

Textbook - Understanding Basic Statistics by Brase & Brase, 3rd edition.

Chapter 3 - Averages and Variation.

Reference no: EM132007784

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